<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: capture elements with different size capture</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">
<script src="/common/reftest-wait.js"></script>
<style>
.box {
  width: 100px;
  height: 100px;
  contain: paint;
  position: absolute;
  overflow-clip-margin: 50px;
}
#target {
  top: 20px;
  left: 20px;
  view-transition-name: target;
}
.inner_overflow {
  width: 50px;
  height: 150px;
  margin-left: -10px;
  margin-top: -20px;
  background: lightgreen;
  clip-path: inset(1px 1px 1px 1px);
}

/* We're verifying what we capture, so just display the new contents for 5 minutes.  */
html::view-transition-group(*) { animation-duration: 300s; }
html::view-transition-new(*) { animation: unset; opacity: 0; }
html::view-transition-old(*) { animation: unset; opacity: 1; }
/* hide the root so we show transition background to ensure we're in a transition */
html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: lightpink; }
</style>
<div id=target class=box><div class=inner_overflow>X</div></div>
<script>
failIfNot(document.startViewTransition, "Reference missing document.startViewTransition");

async function runTest() {
  document.startViewTransition(() => {
    requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
  });
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>

